JVC AV-21MXP6/V, AV-25MXP6/V PAL V. Position, Ntsc V. Position, PAL V. Size, Ntsc V. Size

Item		Measuring	Test point		Adjustment part			Description
		instrument
V. POSITION	Signal			[4. DEF]			PAL V. POSITION
	generator			1. V-SHIFT			(1) Receive a circle pattern signal of vertical frequency
								50Hz (PAL).
	Remote						(2)	Select 4. DEF from the SERVICE MODE.
	control unit						(3)	Select <1. V-SHIFT>.
							(4)	Set the initial setting value of <1. V-SHIFT>.
							(5)	Adjust <1. V-SHIFT>to make "A = B".
						A	(6)	Press the [OK] key to memorize the set values.
							NTSC V. POSITION
							(1)	Receive a circle pattern signal of vertical frequency
								60Hz (NTSC).
							(2)	Follow the same step 2 to 6 as in PAL V. POSITION.
						B
V. SIZE	Signal			[4. DEF]			PAL V. SIZE
	generator			3. V-SIZE			(1) Receive a PAL crosshatch signal.
							(2)	Select 4. DEF from the SERVICE MODE.
	Remote						(3)	Select <3. V-SIZE>.
	control unit						(4)	Set the initial setting value of <3. V-SIZE>.
							(5)	Adjust <3. V-SIZE>to make the vertical screen size
								to 92% of the picture size.
							(6)	Press the [OK] key to memorize the set values.
							NTSC V. SIZE
Screen						Picture	(1)	Receive a NTSC crosshatch signal.
							(2) Follow the same step 2 to 6 as in PAL V. SIZE.
size 92%						size 100%

H. POSITION	Signal			[4. DEF]	PAL H. POSITION
	generator			4. H-CENT	(1) Receive a PAL circle pattern signal.
					(2)	Select 4. DEF from the SERVICE MODE.
	Remote				(3)	Select <4. H-CENT>.
	control unit				(4)	Set the initial setting value of <4. H-CENT>.
					(5)	Adjust <4. H-CENT>to make "C = D".
		C	D		(6)	Press the [OK] key to memorize the set values.
					NTSC H. POSITION
					(1)	Receive a NTSC circle pattern signal.
					(2)	Follow the same step 2 to 6 as in PAL H. POSITION.

(No.YA476)1-31